This function is run to prepare a package for building. The starting location will always be ${srcdir}.

This function is run to compile/build a package. Use multicore building whenever possible. You get get the amount of cores with the variable ${NCPU}. The starting location will always be ${srcdir}.

This function is run to run sanity checks on packages, typically coming from the projects testing suite. The starting location will always be ${srcdir}.

This function is used to install the package to its staging area. The most important part of this function is to install to ${pkgdir}. Check your build system for how to install to a certain root directory. The starting location will always be ${srcdir}.

This function is run before the a package is removed. It is the Debian prerm script.

This function is run before the deb unpacks onto the system. It is the Debian preinst script.

This function works just like pre_install, but runs instead if the package is already on the system. If pre_install is provided but not pre_upgrade, then pre_install runs as pre_upgrade. If only pre_upgrade is provided, then it will not run on initial install, but will on every upgrade after.

This function is run after the package is removed. It is the Debian postrm script.

This function is run after the package is installed. It is the Debian postinst script.

This function is run after a package upgrade. The same rules from pre_upgrade and pre_install apply for post_upgrade and post_install.